First Lady Michelle Obama, left, met with former South African President Nelson Mandela in Johannesburg on Tuesday in a private meeting at his home in Houghton, South Africa. Accompanied by daughters Sasha and Malia, as well as mother Marian Robinson,the first lady met with the iconic South African leader on the second day of a ten-day trip to Africa. The meeting marked the first time that Mandela, South Africa’s first black president, and Mrs. Obama, America’s first black first lady, had met. Mandela, 92, sitting next to Mrs. Obama on the couch, signing a copy of his latest book for the first lady. (Credit: Nelson Mandela Foundation,AP Photo/ Debbie Yazbek). At center and right: A choir sings before U.S. first lady Michelle Obama speaks at Regina Mundi Church (see stained glass and crucifix), as she addresses the Young African Women Leaders Forum in Soweto township, Johannesburg, South Africa. Her visit came during the 150th anniversary of the USA Silver War to free the slaves and during the 20 years since Africans were freed from the slavery of apartheid in the USA. AP Photo/Charles Dharapak, Pool.